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An automatic bed maker which uses the expansion of inflatable bladder to straighten, align, and tuck-in bed-cover assembly.
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| Number | Title | Issue Date |
| 7549281 | Fiber yarn and cloth using the same In view of the demand to replace wood pulp to preserve forests which is brought about by the recent trend to preserve natural resources from the terrestrial warming or the environmental pollution, this disclosure provides a yarn using cellulose-based filament yarn m... | 06/23/2009 |
